In-depth

Acromegaly

Acute sinusitis

Alcohol intolerance

Amenorrhea

Although the absence of menstruation (amenorrhea) is seldom serious, the condition can often be linked to an underlying problem requiring treatment.

Anemia

Aneurysms

Aplastic anemia

Arteriovenous malformation

Aspergillosis

Astigmatism

Astrocytoma

Autoimmune neurological disorder

Bee sting

Behcet disease

Bell's palsy

Brain aneurysm

Brain AVM (arteriovenous malformation)

Brain tumor

Brainstem tumor

Brucellosis

Carbon monoxide poisoning

Carotid artery disease

Central nervous system (CNS) lymphoma

Central sleep apnea

Chagas disease

Chiari malformation

Child abuse

Chordoma

Chronic sinusitis

Coarctation of the aorta

Cold sore

Common cold

Concussion

Convergence insufficiency

Cough headaches

Craniopharyngioma

Cushing syndrome

Dehydration

Dengue fever

Depression (major depressive disorder)

Diffuse large B-cell lymphoma

Diffuse midline glioma (DMG)

Ear infection (middle ear)

Ehrlichiosis and anaplasmosis

Eisenmenger syndrome

Embolic stroke (brain embolism)

Encephalitis

Essential thrombocythemia

Exercise headaches

Eyestrain

Farsightedness

Fever

Fibromuscular dysplasia

Fibromyalgia

Galactorrhea

Ganglioglioma

Genital herpes

Glioma

H1N1 flu (swine flu)

Hangovers

Hantavirus pulmonary syndrome

Headaches in children

Heat exhaustion

Heatstroke

Hemangioblastoma

Hemophilia

Histoplasmosis

HIV/AIDS

Hydrocele

Hyperglycemia in diabetes

Hyperparathyroidism

Hyponatremia

Hypoparathyroidism

Impacted wisdom teeth

Influenza (flu)

Intermittent explosive disorder

Intracranial hematoma

Iron deficiency anemia

Jellyfish stings

Lead poisoning

Legionnaires' disease

Listeria infection

Lung cancer

Lupus

Malaria

Meningitis

Mental illness

Migraine

Mononucleosis

Myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD)

Myocarditis

Nasal polyps

Nasopharyngeal carcinoma

Nearsightedness

NF2-related schwannomatosis (neurofibromatosis type 2)

Obstructive sleep apnea

Oligodendroglioma

Paget's disease of bone

Panic attacks and panic disorder

Parvovirus infection

Persistent post-concussive symptoms (Post-concussion syndrome)

Pheochromocytoma

Pineal gland tumor

Pituitary tumors and adenomas

Plague

Pneumonia

Polio

One of the most feared diseases of the 20th century, polio has been eradicated from the developed world but remains a threat in less developed nations.

Polycystic kidney disease

Polycythemia vera

Polymorphous light eruption

Post COVID syndrome

Postpartum preeclampsia

Preeclampsia

Premenstrual syndrome (PMS)

Presbyopia

Primary CNS lymphoma

Primary mediastinal large B-cell lymphoma

Prolactinoma

Pseudotumor cerebri (idiopathic intracranial hypertension)

Pulmonary edema

Rabies

Radiation sickness

Recurrent breast cancer

Respiratory syncytial virus (RSV)

Rubella

Salmonella infection

Scarlet fever

Scarlet fever is a bacterial infection that causes a rash, fever and sore throat and usually affects children and adolescents.

Schwannomatosis

Serotonin syndrome

Shingles

Skull base tumors

Sleep apnea

Smallpox

Staph infections

Strep throat

Stroke

Sunburn

Takayasu's arteritis

Teen depression

Teeth grinding (bruxism)

Tension headache

Thunderclap headaches

TMJ disorders

Tonic-clonic (grand mal) seizure

Tonsillitis

Toxic shock syndrome

Traumatic brain injury

Trichinosis

Typhoid fever

Valley fever

Waldenstrom macroglobulinemia

West Nile virus

Whiplash

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June 03, 2020

See also

  1. ​Grade 4 brain cancer: what to expect, treatment options and support
  2. Acromegaly
  3. Acute sinusitis
  4. Acute sinusitis: Do over-the-counter treatments help?
  5. Alcohol intolerance
  6. Amenorrhea
  7. Anemia
  8. Aneurysms
  9. Antidepressants and weight gain: What causes it?
  10. Antidepressants for children and teens
  11. Antidepressants: Can they stop working?
  12. Antidepressants: Get tips to cope with side effects
  13. Antidepressants: Selecting one that's right for you
  14. Aplastic anemia
  15. Aspergillosis
  16. Astigmatism
  17. Astrocytoma
  18. Atypical antidepressants
  19. Atypical teratoid rhabdoid tumor (ATRT)
  20. Bee sting
  21. Behcet disease
  22. Bell's palsy
  23. Brain aneurysm
  24. Brain AVM (arteriovenous malformation)
  25. Brain tumor
  26. Brain tumor FAQs
  27. Brainstem tumor
  28. Bump on the head: When is it a serious head injury?
  29. Carbon monoxide poisoning
  30. Carotid artery disease
  31. Central nervous system (CNS) lymphoma
  32. Central sleep apnea
  33. Chagas disease
  34. Chiari malformation
  35. Child abuse
  36. Chordoma
  37. Chronic sinusitis
  38. Clinical depression: What does that mean?
  39. Coarctation of the aorta
  40. Cold and flu viruses: How long can they live outside the body?
  41. Cold or allergy: Which is it?
  42. Cold remedies: What works, what doesn't, what can't hurt
  43. Cold sore
  44. Cold symptoms: Does drinking milk increase phlegm?
  45. Common cold
  46. Concussion
  47. Concussion in children: What are the symptoms?
  48. Concussion Recovery
  49. Concussion Telemedicine
  50. Cough headaches
  51. CPAP machines: Tips for avoiding 10 common problems
  52. Craniopharyngioma
  53. Craving and chewing ice: A sign of anemia?
  54. CSF leak (Cerebrospinal fluid leak)
  55. Cushing syndrome
  56. Dehydration
  57. Delusional parasitosis
  58. Dengue fever
  59. Depression (major depressive disorder)
  60. Depression and anxiety: Can I have both?
  61. Depression and anxiety: Exercise eases symptoms
  62. Depression in women: Understanding the gender gap
  63. Diffuse large B-cell lymphoma
  64. Diffuse midline glioma (DMG)
  65. Ear infection (middle ear)
  66. Early HIV symptoms: What are they?
  67. Ehrlichiosis and anaplasmosis
  68. Eisenmenger syndrome
  69. Embolic stroke (brain embolism)
  70. Encephalitis
  71. Eyestrain
  72. Farsightedness
  73. Fever
  74. Fever treatment: Quick guide to treating a fever
  75. Fibromuscular dysplasia
  76. Fibromyalgia
  77. Flu masks
  78. Flu shot: Your best bet for avoiding influenza
  79. Flu vaccine: Safe for people with egg allergy?
  80. Galactorrhea
  81. Ganglioglioma
  82. Genital herpes
  83. Genital herpes: Can you get it from a toilet seat?
  84. Giant cell arteritis
  85. Glioblastoma
  86. Glioma
  87. Glioma vs. glioblastoma: What's the difference?
  88. H1N1 flu (swine flu)
  89. Hantavirus pulmonary syndrome
  90. Headaches in children
  91. Headaches: Reduce stress to prevent the pain
  92. Heat exhaustion
  93. Heatstroke
  94. Hemangioblastoma
  95. Hemophilia
  96. He's the bravest kid I've ever seen
  97. High-dose flu vaccines: How are they different from other flu vaccines?
  98. Histoplasmosis
  99. HIV/AIDS
  100. Humidifiers: Ease skin, breathing symptoms
  101. Hydrocele
  102. Hyperparathyroidism
  103. Hyponatremia
  104. Hypoparathyroidism
  105. Impacted wisdom teeth
  106. Influenza (flu)
  107. Infographic: Lung Cancer
  108. Intermittent explosive disorder
  109. Intracranial hematoma
  110. Iron deficiency anemia
  111. Jellyfish stings
  112. Lead poisoning
  113. Listeria infection
  114. Living with Brain Tumors
  115. Living with Lupus
  116. Long Term Brain Cancer Survivor
  117. Low blood sodium in older adults: A concern?
  118. Lung cancer
  119. Lupus
  120. Lyme disease
  121. Malaria
  122. Male depression: Understanding the issues
  123. Managing Meningitis
  124. MAOIs and diet: Is it necessary to restrict tyramine?
  125. Marathon and the Heat
  126. Marijuana and depression: What's the link?
  127. Mayo Clinic Minute: Arteriovenous malformation or AVM
  128. Mayo Clinic Minute: Meningitis 101 for college students
  129. Mayo Clinic Minute: Prevent migraines with magnetic stimulation
  130. Mayo Clinic Minute: Weathering migraines
  131. Mayo Clinic Minute: What is an aneurysm?
  132. Mayo Clinic Minute: Why getting vaccinated for the flu is doubly important this season
  133. Mayo Clinic Minute: Will there be a Lyme disease vaccine for humans?
  134. Meningioma
  135. Meningitis
  136. Mental health providers: Tips on finding one
  137. Mental health: Overcoming the stigma of mental illness
  138. Mental illness
  139. Migraine
  140. Migraine FAQs
  141. Migraine medications and antidepressants: A risky mix?
  142. Migraine treatment: Can antidepressants help?
  143. Migraines and gastrointestinal problems: Is there a link?
  144. Migraines and Vertigo
  145. Migraines: Are they triggered by weather changes?
  146. Migraines: Simple steps to head off the pain
  147. Monoamine oxidase inhibitors (MAOIs)
  148. Mononucleosis
  149. Mononucleosis: Can it recur?
  150. Myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD)
  151. Myocarditis
  152. Nasal polyps
  153. Nasopharyngeal carcinoma
  154. Natural remedies for depression: Are they effective?
  155. Nearsightedness
  156. Neti pot: Can it clear my nose?
  157. New Test for Preeclampsia
  158. New Way to Fix Aneurysms
  159. NF2-related schwannomatosis (neurofibromatosis type 2)
  160. Nighttime panic attacks: What causes them?
  161. Obstructive sleep apnea
  162. Obstructive Sleep Apnea
  163. Obstructive sleep apnea: What happens?
  164. Occipital nerve stimulation: Effective migraine treatment?
  165. Ocular migraine: When to seek help
  166. Oligodendroglioma
  167. Paget's disease of bone
  168. Pain and depression: Is there a link?
  169. Parvovirus infection
  170. Persistent post-concussive symptoms (Post-concussion syndrome)
  171. Petroleum jelly: Safe for a dry nose?
  172. Pheochromocytoma
  173. Pineal gland tumor
  174. Pituitary tumors and adenomas
  175. Plague
  176. Pneumonia
  177. Polio
  178. Polycystic kidney disease
  179. Polycythemia vera
  180. Polymorphous light eruption
  181. Postpartum preeclampsia
  182. Preeclampsia
  183. Premenstrual dysphoric disorder
  184. Presbyopia
  185. Primary mediastinal large B-cell lymphoma
  186. Prolactinoma
  187. Pseudotumor cerebri (idiopathic intracranial hypertension)
  188. Pulmonary edema
  189. Punk Guitarist Survives Brain Tumor
  190. Rabies
  191. Radiation sickness
  192. Recurrent breast cancer
  193. Respiratory syncytial virus (RSV)
  194. Rhabdomyolysis
  195. Rubella
  196. Salmonella infection
  197. Scarlet fever
  198. Schwannomatosis
  199. Self-care for the flu
  200. Serotonin and norepinephrine reuptake inhibitors (SNRIs)
  201. Serotonin syndrome
  202. Shingles
  203. Shingles and alcohol
  204. Shingles vaccine: Can I transmit the vaccine virus to others?
  205. Shingles vaccine: Should I get it?
  206. Sinus infection and toothache: Any connection?
  207. Skull base tumors
  208. Sleep apnea
  209. Smallpox
  210. Staph infections
  211. Strep throat
  212. Stroke
  213. Stroke rehabilitation: What to expect as you recover
  214. Strokes FAQ Neurologist Robert D. Brown, Jr. M.D., M.P.H., answers the most frequently asked questions about strokes.
  215. Sun damage
  216. Super Survivor Conquers Cancer
  217. Takayasu's arteritis
  218. Teen depression
  219. Teeth grinding (bruxism)
  220. Tension headache
  221. Tension-type headaches: Self-care measures for relief
  222. Thermometers: Understand the options
  223. Thrombocytosis
  224. Thunderclap headaches
  225. TMJ disorders
  226. Tonsillitis
  227. Toxic shock syndrome
  228. Traumatic brain injury
  229. Treatment of parathyroid disease at Mayo Clinic
  230. Treatment-resistant depression
  231. Trichinosis
  232. Typhoid fever
  233. Valley fever
  234. Video: 3 things you didn't know about cold sores
  235. Vitamin B-12 and depression: Are they related?
  236. Waldenstrom macroglobulinemia
  237. Walking pneumonia
  238. What is a brain tumor? A Mayo Clinic expert explains
  239. What is a migraine? A Mayo Clinic expert explains
  240. What is a stroke? A Mayo Clinic expert explains
  241. What is depression? A Mayo Clinic expert explains.
  242. What's the difference between H1N1 flu and influenza A?
  243. Which CPAP masks are best for you?
  244. Whiplash
  245. Wisdom teeth removal: When is it necessary?
  246. Zinc for colds: The final word?